/*
 * Copyright (C) 2020~2024 dinstone<dinstone@163.com>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package io.agate.gateway.handler.internal;

import brave.Span;
import io.agate.gateway.handler.OrderedHandler;
import io.agate.gateway.options.RouteOptions;
import io.vertx.ext.web.RoutingContext;
import io.vertx.tracing.zipkin.ZipkinTracer;

public class ZipkinTracingHandler extends OrderedHandler {

	private final RouteOptions routeOptions;

	public ZipkinTracingHandler(RouteOptions routeOptions) {
		super(200);
		this.routeOptions = routeOptions;
	}

	@Override
	public void handle(RoutingContext context) {
		Span activeSpan = ZipkinTracer.activeSpan();
		if (activeSpan != null) {
			activeSpan.tag("route.name", routeOptions.getRoute()).tag("gateway.name", routeOptions.getGateway());
		}
		context.next();
	}

}
